package luan.modules.http.impl;

import luan.webserver.Request;
import luan.webserver.Response;
import luan.webserver.Handler;


public class NotFound implements Handler {
	private final Handler handler;

	public NotFound(Handler handler) {
		this.handler = handler;
	}

	@Override public Response handle(Request request) {
		Response response = handler.handle(request);
		if( response == null ) {
			String path = request.path;
			try {
				request.path = "/not_found";
				response = handler.handle(request);
			} finally {
				request.path = path;
			}
		}
		return response;
	}

}